Precision Bearings Precision Engineered. Globally Supplied.
P0-P4 precision grades. Z2-Z4 noise grades. Chrome steel construction. Serving global distributors, machinery manufacturers, and OEM brand owners with factory-direct pricing and 1-piece MOQ.
19+
Years Factory
P0-P4
Precision Grade
ISO 9001
Certified
1 pc MOQ
No Min Order
By Precision Grade
P0 · P4 · P5 · P6All Products
4835 products found
High Precision Cylindrical Roller Bearing NU338EM for Industrial Machinery P0-P2 Grade
Ensure industrial machinery runs with uncompromised precision and durability using our High Precision Cylindrical Roller Bearing NU338EM. Engineered for P0-P2 grade accuracy and radial load optimization, this separated-type bearing minimizes vibration (Z1V1-Z3V3) to reduce wear on critical equipment components, extending service life in heavy-duty operations.180*380*75mm specification with bearing steel construction ensures stable performance under high loadsCompatible with grease or oil lubrication for versatile integration into existing machinery setupsBacked by ISO-certified manufacturing and 12-month warranty for reliable, long-term operation
NSK HR32038XJ Taper Roller Bearing for Plastic Machinery, 190x290x64mm P0-P4 Precision
Ensure smooth, precise rotation in your plastic machinery with the NSK HR32038XJ Taper Roller Bearing, engineered to deliver reliable performance even under heavy loads. This 190x290x64mm bearing maintains P0-P4 precision grades, minimizing vibration and extending equipment uptime—critical for maintaining production consistency in high-demand manufacturing environments.Separated design allows for easy installation and maintenance, reducing downtime during servicingGrease or oil lubrication flexibility adapts to your specific operational needs, ensuring optimal friction managementConstructed with high-grade bearing steel for exceptional durability, ideal for the rigorous conditions of plastic processing machinery
Deep Groove Ball Bearing 16016 6016 Zz 2RS DDU for Power Station Mechanical Electrical Equipment
Ensure uninterrupted power station operations with our high-performance Deep Groove Ball Bearing, engineered to deliver reliable rotation and extended service life in mechanical and electrical equipment. Crafted from premium bearing steel, this 16016/6016 model (10*26*8mm) features Zz, 2RS, or DDU seals to prevent contamination, making it ideal for the demanding conditions of power generation systems.Single-row radial design handles heavy loads with precision, reducing downtime and maintenance costsUnseparated structure ensures easy installation and consistent performance under high-speed operationComplies with international standards for seamless integration into industrial machinery, backed by our 12-month warranty for peace of mind
Automobile Air Conditioning Compressor Bearing 5210-2RS 50x90x30mm Low Noise High Speed
Keep your car's AC running smoothly with the Automobile Air Conditioning Compressor Bearing 5210-2RS – designed to deliver reliable, low-noise performance even at high speeds. This 50x90x30mm double-row radial bearing ensures consistent cooling by maintaining stable rotation under the demanding conditions of automotive AC systems, reducing the risk of unexpected breakdowns. Precision-engineered with high-grade bearing steel for long service life and P0-P4 precision ratings to meet strict industry standards Sealed 2RS design prevents dust and moisture ingress, optimizing lubrication retention for extended durability Backed by Saifan's ISO 9001:2015 quality assurance and flexible order options, including free samples for wholesale partners
Self-Aligning Roller Bearing 24160CA-24176CA W33 for Industrial Machinery P0-P4 Precision
Ensure smooth, precise rotation in your industrial machinery with our Self-Aligning Roller Bearing 24160CA-24176CA W33, designed to minimize downtime and enhance operational reliability. Crafted to P0-P4 precision grades and featuring C0/C3/C4 clearance options, this double-row radial bearing adapts to misalignment, reducing stress on shafts and extending equipment lifespan—ideal for heavy-duty applications like machine tools and textile machinery.High-grade bearing steel construction ensures exceptional wear resistance, even under continuous heavy loadsUnseparated design simplifies installation and maintenance, saving valuable time during equipment overhaulsComplies with ISO standards, delivering consistent performance that meets the strict demands of industrial manufacturing
Self-Aligning Roller Bearing 23128EAE4 23130EAE4 23132EAE4 23134EAE4 23136EAE4 for Industrial Machinery
Ensure smooth, reliable rotation for your industrial machinery with our high-performance Self-Aligning Roller Bearing series, including 23128EAE4, 23130EAE4, 23132EAE4, 23134EAE4, and 23136EAE4 models. Designed to handle heavy radial loads and moderate axial loads while compensating for shaft misalignment, these bearings minimize downtime and extend equipment lifespan in demanding industrial environments.Precision-engineered with P0-P4 accuracy grades and C0/C3/C4 clearance options to match your specific machinery requirementsDouble-row roller design and high-grade bearing steel construction ensure exceptional durability under continuous operationSeamless integration with industrial machinery like reducers, conveyors, and heavy-duty equipment, backed by our ISO 9001:2015 quality assurance
Spherical Plain Bearing GAC90s GAC95s GAC100s GAC105s GAC110s for Construction Machinery Self-lubricating
Keep your construction machinery running smoothly with our self-lubricating Spherical Plain Bearing GAC series—designed to minimize downtime and maximize productivity in heavy-duty environments. Engineered with high-grade bearing steel and a steel-on-steel sliding contact, these GAC90s, GAC95s, GAC100s, GAC105s, and GAC110s bearings deliver exceptional wear resistance, ensuring reliable performance in engineering hydraulic cylinders, forging machines, and automation equipment.Self-lubricating design eliminates the need for frequent maintenance, reducing operational costs and extending service life in demanding conditionsPrecision-crafted at 90*140*32 mm (and matching sizes for the full series), these whole outer ring bearings provide stable radial load support for seamless rotationBacked by Saifan’s ISO 9001-certified manufacturing, each bearing meets strict quality standards for low noise and long-term durability, making them ideal for construction and water conservancy machinery
Auto Wheel Hub Bearing DAC35680037 for Koyo with P0-P4 Precision and 12-Month Warranty
Ensure smooth, precise rotation for your vehicle with the Auto Wheel Hub Bearing DAC35680037 for Koyo—engineered to deliver reliable performance and extended service life. Crafted from high-grade bearing steel with P0-P4 precision ratings, this bearing minimizes vibration and noise, solving common issues of premature wear in demanding driving conditions.Designed as a direct replacement for Koyo specifications, ensuring seamless compatibility with your existing setupSingle row cylindrical structure with radial load capacity, optimized for automotive hub applicationsBacked by a 12-month warranty, reflecting our confidence in quality and your peace of mind
Tapered Roller Bearings HR30206J-HR30210J NSK/NTN Timken P0-P4 Precision High Speed Long Life
Ensure smooth, high-speed rotation with our precision-engineered Tapered Roller Bearings, designed to deliver long-lasting performance for industrial machinery and automotive applications. These HR30206J-HR30210J models from trusted brands like NSK, NTN, and Timken combine P0-P4 precision grades with Z1V1-Z3V3 vibration control, minimizing downtime and maximizing equipment efficiency.High-grade bearing steel construction ensures exceptional wear resistance, ideal for heavy-load operations in agricultural and engineering machineryGrease or oil lubrication flexibility adapts to diverse working conditions, while non-aligning design maintains stability at speeds up to industry standardsAvailable in 15*42*14.25mm specifications with rich stock for quick 3-5 day sample delivery, supporting both OEM customization and bulk orders
Deep Groove Ball Bearing 6834 6934 Zz 2RS DDU for Plastic Film Stretching Machinery
Ensure smooth, precise rotation for your plastic film stretching machinery with our Deep Groove Ball Bearing 6834 6934, designed to minimize downtime and maximize production efficiency. Crafted from high-grade bearing steel, these single-row radial bearings deliver exceptional durability under continuous operation, addressing the critical need for reliable performance in high-stress industrial applications.Available with ZZ, 2RS, and DDU seals to prevent contamination and retain lubrication, ensuring long service life even in dusty or humid environmentsUnseparated structure maintains alignment during high-speed rotation, reducing vibration and noise for smoother machinery operationComplies with international standards, supporting seamless integration into existing production lines with minimal adjustment
Linear Bearing for High Load Machinery SBR TBR SCS LM Series with P0-P4 Precision
Boost your machinery's performance with reliable linear motion using our High Load Linear Bearing for Machinery. Engineered with P0-P4 precision and deep groove raceway design, this SBR TBR SCS LM Series bearing delivers smooth, consistent operation even under heavy loads, reducing downtime and maintenance costs for industrial applications. Single row construction with bearing steel material ensures durability and long service lifeSupports Z1V1-Z3V3 vibration grades for quiet, stable performance in precision equipmentAvailable with OEM/ODM customization to match your specific machinery requirementsBacked by our 12-month global warranty and responsive technical support for peace of mind
22321-22328CCK W33 Self-Aligning Roller Bearings for Industrial Machinery P0-P4 Precision
Ensure smooth, reliable rotation for your industrial machinery with our Self-Aligning Roller Bearings—designed to reduce downtime and enhance equipment longevity. The 22321-22328CCK W33 series delivers P0-P4 precision, adapting to misalignment and heavy radial loads with double-row roller construction, making it ideal for tough industrial environments.High-grade bearing steel and C0/C3/C4 clearance options ensure stable performance under varying operational demandsUnseparated design simplifies installation and maintenance, while W33 lubrication grooves extend service lifeBacked by our ISO 9001-certified production, these bearings minimize vibration and noise for seamless machinery operation
Precision Craftsmanship.
Enduring Performance.
Autonomous factory manufacturing with full-process quality control. Every bearing is engineered to exceed international standards for load capacity, noise grade, and service life.
Micro-Level Precision
Advanced CNC grinding to ABMA/DIN standards. Dimensional accuracy measured at micron level for consistent performance in high-speed applications.
Premium Raw Materials
High-grade GCr15 chrome steel with strict incoming inspection. Superior hardness and wear resistance ensures 3× longer service life than standard bearings.
Certified Quality System
ISO 9001:2015 & ISO 14001 certified facility. Professional QC teams conduct 100% dimensional, noise, and vibration testing before shipment.
Full Custom Production
From R&D to branded packaging. Support custom dimensions, seals, lubrication, and private labeling. 1 pc MOQ for standard, bulk orders in 5-15 days.
±0.001mm
Dimensional Tolerance
≤55 dB
Noise Level (Z4)
180°C
Max Operating Temp
50,000h
Design Service Life
Engineered for Every Industry
From renewable energy to heavy metallurgy -- our bearings are trusted across the most demanding industrial environments worldwide.
Renewable Energy
Wind & solar power systems
Mineral Processing
Mining & crushing equipment
Marine & Offshore
Corrosion-resistant solutions
Steel & Metallurgy
High-temp heavy-load bearings
Wind Energy
Turbine main shaft bearings
Pulp & Paper
Wet environment performance
Medical & Lab
Ultra-low noise precision
Heavy Machinery
Maximum load capacity
Request Free Sample
Test before you commit. We provide free bearing samples (buyer pays freight). Ready in 3-5 business days. No minimum order required.
- Free sample (freight collect)
- 3-5 day dispatch
- Full spec datasheet included
- No MOQ for samples
Bulk & FCL Inquiry
For distributors, brand owners, and machinery manufacturers. Share your requirements and receive a competitive factory-direct quotation within 24 hours.
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Full FCL Support
20GP / 40HQ containers
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OEM Branding
Custom packaging & labels
⏱️
5-15 Day Lead
Bulk production timeline
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T/T · L/C · Alibaba
Flexible payment terms